That’s all someone needs

(something) is all (one) needs

Said ironically to indicate that something is not wanted or needed at all. Great, more interns to train—that's all I need! We're already struggling to keep up with everything our kids are doing, so a house full of relatives is all we need right now.
See also: all, needs
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

That’s all someone needs

sent. That is too much.; That is the last straw. Now the sewer’s backing up. That’s all I need.
See also: all, needs, someone
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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